package com.lin.vod.service.impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.lin.commonutils.R;
import com.lin.servicebase.exceptionhandler.GuliException;
import com.lin.vod.service.VodService;
import com.lin.vod.utils.ConstantVodUtils;
import com.lin.vod.utils.InitVodClient;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;
import java.util.List;

@Service
public class VodServiceImpl implements VodService{
    // 上传视频到阿里云
    @Override
    public String uploadVideoAly(MultipartFile file) {

        try{
            String fileName = file.getOriginalFilename();
            String title = fileName.substring(0,fileName.lastIndexOf("."));
            InputStream inputStream = file.getInputStream();
            UploadStreamRequest request = new UploadStreamRequest(ConstantVodUtils.ACCESS_KEY_ID,ConstantVodUtils.ACCESS_KEY_SECRET,title,fileName,inputStream);
            UploadVideoImpl uploader = new UploadVideoImpl();
            UploadStreamResponse response = uploader.uploadStream(request);
            String videoId = null;
            if(response.isSuccess()){
                videoId = response.getVideoId();
            }else {
                videoId = response.getVideoId();
            }
            return videoId;
        }catch (Exception e){
            e.printStackTrace();
            return null;
        }
    }
    // 删除多个阿里云的视频
    @Override
    public void removeMoreAlyVideo(List videoIdList) {
        try {
            // 初始化对象
            DefaultAcsClient client = InitVodClient.initVodClient(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET);
            // 创建删除视频request对象
            DeleteVideoRequest request = new DeleteVideoRequest();
            String join = StringUtils.join(videoIdList.toArray(), ",");
            // 向request设置视频id
            request.setVideoIds(join);
            // 调用初始化对象的方法实现删除
            client.getAcsResponse(request);
        }catch (Exception e){
            e.printStackTrace();
            throw new GuliException(20001,"删除视频异常");
        }
    }
}
